* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #fff;
    color: #333;
    line-height: 1.5;
    padding: 20px;
}

.container {
    max-width: 600px;
    margin: 0 auto;
}

h1 {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 20px;
    text-align: center;
    color: #333;
}

.notice {
    display: flex;
    background-color: #fff4e5;
    border: 2px solid #ff9800;
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 30px;
    box-shadow: 0 2px 8px rgba(255, 152, 0, 0.15);
}

.notice-icon {
    font-size: 24px;
    margin-right: 15px;
    align-self: center;
}

.notice-content {
    flex: 1;
}

.notice-title {
    font-weight: 700;
    font-size: 16px;
    color: #e65100;
    margin-bottom: 6px;
}

.notice-text {
    color: #333;
    font-size: 14px;
    line-height: 1.6;
}

.versions {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.version-item {
    display: flex;
    align-items: center;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 4px;
}

.label {
    font-size: 14px;
    color: #666;
    width: 70px;
}

.number {
    font-size: 16px;
    font-weight: 500;
    flex-grow: 1;
    margin: 0 15px;
}

.btn {
    background-color: #1e88e5;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
}

.btn:hover {
    background-color: #1976d2;
}

.footer {
    margin-top: 40px;
    text-align: center;
    font-size: 12px;
    color: #888;
}

.contact {
    text-align: center;
    margin-top: 30px;
}

.contact-btn {
    background-color: #07c160;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.contact-btn:hover {
    background-color: #06ad56;
}

/* 弹窗样式 */
.modal {
    display: none; /* 默认隐藏 */
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #fff;
    margin: auto;
    margin-top: 10vh;
    padding: 25px;
    border-radius: 8px;
    max-width: 400px;
    text-align: center;
    position: relative;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.close {
    position: absolute;
    top: 10px;
    right: 15px;
    color: #aaa;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: #333;
}

.qr-code {
    margin-top: 20px;
}

.qr-code img {
    max-width: 200px;
    height: auto;
    border: 1px solid #eee;
}

.qr-code p {
    margin-top: 10px;
    color: #666;
    font-size: 14px;
}

.modal h3 {
    color: #333;
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 15px;
}